1 /*

     2  *******************************************************************************

     3  *

     4  *   Copyright (C) 2003-2005, International Business Machines

     5  *   Corporation and others.  All Rights Reserved.

     6  *

     7  *******************************************************************************

     8  *   file name:  sprpimpl.h

     9  *   encoding:   US-ASCII

    10  *   tab size:   8 (not used)

    11  *   indentation:4

    12  *

    13  *   created on: 2003feb1

    14  *   created by: Ram Viswanadha

    15  */

    16 

    17 #ifndef SPRPIMPL_H

    18 #define SPRPIMPL_H

    19 

    20 #include "unicode/utypes.h"

    21 

    22 #if !UCONFIG_NO_IDNA

    23 

    24 #include "unicode/ustring.h"

    25 #include "unicode/parseerr.h"

    26 #include "unicode/usprep.h"

    27 #include "unicode/udata.h"

    28 #include "utrie.h"

    29 #include "udataswp.h"

    30 #include "ubidi_props.h"

    31 

    32 #define _SPREP_DATA_TYPE "spp"

    33 

    34 enum UStringPrepType{

    35     USPREP_UNASSIGNED           = 0x0000 ,

    36     USPREP_MAP                  = 0x0001 ,

    37     USPREP_PROHIBITED           = 0x0002 , 

    38     USPREP_DELETE               = 0x0003 ,

    39     USPREP_TYPE_LIMIT           = 0x0004  

    40 };

    41 

    42 typedef enum UStringPrepType UStringPrepType;

    43 

    44 #ifdef USPREP_TYPE_NAMES_ARRAY

    45 static const char* usprepTypeNames[] ={

    46     "UNASSIGNED" ,          

    47     "MAP" , 

    48     "PROHIBITED" ,        

    49     "DELETE",

    50     "TYPE_LIMIT" 

    51 };

    52 #endif

    53 

    54 enum{

    55     _SPREP_NORMALIZATION_ON = 0x0001,

    56     _SPREP_CHECK_BIDI_ON    = 0x0002

    57 };

    58 

    59 enum{

    60     _SPREP_TYPE_THRESHOLD       = 0xFFF0,

    61     _SPREP_MAX_INDEX_VALUE      = 0x3FBF,   /*16139*/ 

    62     _SPREP_MAX_INDEX_TOP_LENGTH = 0x0003

    63 };

    64 

    65 /* indexes[] value names */

    66 enum {

    67     _SPREP_INDEX_TRIE_SIZE                  = 0, /* number of bytes in StringPrep trie */

    68     _SPREP_INDEX_MAPPING_DATA_SIZE          = 1, /* The array that contains the mapping   */

    69     _SPREP_NORM_CORRECTNS_LAST_UNI_VERSION  = 2, /* The index of Unicode version of last entry in NormalizationCorrections.txt */ 

    70     _SPREP_ONE_UCHAR_MAPPING_INDEX_START    = 3, /* The starting index of 1 UChar mapping index in the mapping data array */

    71     _SPREP_TWO_UCHARS_MAPPING_INDEX_START   = 4, /* The starting index of 2 UChars mapping index in the mapping data array */

    72     _SPREP_THREE_UCHARS_MAPPING_INDEX_START = 5, /* The starting index of 3 UChars mapping index in the mapping data array */

    73     _SPREP_FOUR_UCHARS_MAPPING_INDEX_START  = 6, /* The starting index of 4 UChars mapping index in the mapping data array */

    74     _SPREP_OPTIONS                          = 7, /* Bit set of options to turn on in the profile */

    75     _SPREP_INDEX_TOP=16                          /* changing this requires a new formatVersion */

    76 };

    77 

    78 typedef struct UStringPrepKey UStringPrepKey;

    79 

    80 

    81 struct UStringPrepKey{

    82     char* name;

    83     char* path;

    84 };

    85 

    86 struct UStringPrepProfile{

    87     int32_t indexes[_SPREP_INDEX_TOP];

    88     UTrie sprepTrie;

    89     const uint16_t* mappingData;

    90     UDataMemory* sprepData;

    91     const UBiDiProps *bdp; /* used only if checkBiDi is set */

    92     UBool isDataLoaded;

    93     int32_t refCount;

    94     UBool doNFKC;

    95     UBool checkBiDi;

    96 };

    97 

    98 /**

    99  * Helper function for populating the UParseError struct

   100  * @internal

   101  */

   102 U_CAPI void U_EXPORT2

   103 uprv_syntaxError(const UChar* rules, 

   104                  int32_t pos,

   105                  int32_t rulesLen,

   106                  UParseError* parseError);

   107 

   108 

   109 /**

   110  * Swap StringPrep .spp profile data. See udataswp.h.

   111  * @internal

   112  */

   113 U_CAPI int32_t U_EXPORT2

   114 usprep_swap(const UDataSwapper *ds,

   115             const void *inData, int32_t length, void *outData,

   116             UErrorCode *pErrorCode);

   117 

   118 #endif /* #if !UCONFIG_NO_IDNA */

   119 

   120 #endif

   121 

   122 /*

   123  * Hey, Emacs, please set the following:

   124  *

   125  * Local Variables:

   126  * indent-tabs-mode: nil

   127  * End:

   128  *

   129  */